>A short while before I was diagnosed with advanced breast cancer, my
>cholesterol lever was below 100. I was told that was a good sign of heart
>health. I remember feeling a little doubtful at the time, thinking, can this
>low really be good.

        Let's seperate cause and effect.  Cancers that thrive on steroidal
hormones (ie, the sex hormones, and cortisol) might be sucking up all the
cholesterol to make hormones with.